Fix right aligned statusbar item redrawing

Fixes Github issue #97 https://github.com/irssi/irssi/issues/97

Fix proposed by ailin-nemui, built and tested on Debian Jessie using
0.8.15 source, tested by GeertHauwaerts as well.
fix mirc_blink_fix

the background colours were totally off with mirc_blink_fix
enabled. oops.

reported by wodim
Fix rawlog saving after dac67a5 broke it
Merge pull request #121 from dgl/rawlog-fix

Fix rawlog saving after dac67a5 broke it
Merge pull request #118 from ailin-nemui/mirc_blink_fix-fix

fix mirc_blink_fix
Syntax rewrite of U-Z commands

Rewrote the syntax documentation of U-Z commands.
Applied grammar and styling corrections

Applied grammar and styling corrections.
Updated ALIAS help

Updated ALIAS help.
Merge pull request #109 from cpbills/master

Fix right aligned statusbar item redrawing